"No one can truly define what entails a living entity,"
But that is exactly what both sides of this argument propose to do, and both sides want to use government power to enforce their will.
A tree is also alive. An omoeba is also alive. So obviously 'Alive' in this context, has greater meaning than just the everyday definition of the word 'alive'. So yes, Jewels Vern can say such.
The real question, in terms of abortion is 'is it a living human being'? And once again, because it is such an emotive issue - this is only a question - not a stance one way or the other. Both sides have made arguments in relation to this question.